/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements. See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License. You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.apache.inlong.sort.formats.base.util;

import java.io.Serializable;
import java.util.concurrent.atomic.AtomicInteger;

/**
 * A LogCounter is responsible for controlling the logging frequency.
 */
public class LogCounter implements Serializable {

    private AtomicInteger counter = new AtomicInteger(0);

    private int start;
    private int control;
    private int reset;

    private long lastLogTime = System.currentTimeMillis();

    public LogCounter(int start, int control, int reset) {
        this.start = start;
        this.control = control;
        this.reset = reset;
    }

    /**
     * Determine whether it can be printed.
     *
     * @return true if should print.
     */
    public boolean shouldPrint() {
        if (start == control) {
            return true;
        }

        if (System.currentTimeMillis() - lastLogTime > reset) {
            counter.set(0);
            this.lastLogTime = System.currentTimeMillis();
        }

        if (counter.get() > start &&
                counter.get() % control != 0) {
            return false;
        }

        return true;
    }

    /**
     * Increment the counter.
     */
    public int increment() {
        return counter.incrementAndGet();
    }
}
